What is an umbilical hernia? An umbilical hernia is a bulge through the abdominal muscles in the area of the navel (belly button). The hernia may contain tissue from the abdomen, part of an organ (such as the intestine), or fluid.
Iliac crest contusion occurs due to bleeding of abdominal muscles and swelling. This can cause excruciating pain when the person tries to move his hip region. Bleeding can occur on the periosteum region of the bone resulting in inflammation and the muscles of the iliac crest would develop spasms.
Sharp chest pain caused by pleurisy (pleuritis or lung inflammation) Pleurisy (pleuritis) can cause sharp pain in the chest when breathing due to friction of the pleura (a membrane that includes layers of tissue within the inner surface of the chest cavity. When the pleura becomes inflamed, the condition is called pleuritis.